13122323233209 has 12 divisors (see below), whose sum is σ = 19167438431700. Its totient is φ = 8649920932224.

The previous prime is 13122323233153. The next prime is 13122323233213. The reversal of 13122323233209 is 90233232322131.

13122323233209 is a `hidden beast` number, since 1 + 3 + 1 + 2 + 2 + 3 + 2 + 323 + 320 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 9216403437609 + 3905919795600 = 3035853^2 + 1976340^2 .

It is not a de Polignac number, because 13122323233209 - 2¹⁶ = 13122323167673 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13122323233909) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8191212204 + ... + 8191213805.

It is an arithmetic number, because the mean of its divisors is an integer number (1597286535975).

Almost surely, 2^{13122323233209} is an apocalyptic number.

It is an amenable number.

13122323233209 is a deficient number, since it is larger than the sum of its proper divisors (6045115198491).

13122323233209 is a wasteful number, since it uses less digits than its factorization.

13122323233209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16382426104 (or 16382426101 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 36.

The spelling of 13122323233209 in words is "thirteen trillion, one hundred twenty-two billion, three hundred twenty-three million, two hundred thirty-three thousand, two hundred nine".